Means for prevention of slipping of skis



FIG. 1 is a top plan view of a means for prevention of slipping of skis showing my new design;

FIG. 2 is a right side elevational view thereof, the side opposite being substantially a mirror image;

FIG. 3 is a rear elevational view thereof; and

FIG. 4 is a front perspective view thereof.

The unshown bottom of the claimed design is substantially flat plain and unornamented. 

The ornamental design for a means for prevention of slipping of skis, as shown and described. 